Home / 92,012.64-126,969.44-51,723.36

Finding the Fourth Proportional to 92,012.64, 126,969.44 and 51,723.36

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Solution

The fourth proportional to 92,012.64, 126,969.44 and 51,723.36 is: 71,373.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,012.64 : 126,969.44 = 51,723.36 : x
  2. Step 2: Convert to fraction form
    92,012.64/126,969.44 = 51,723.36/x
  3. Step 3: Cross multiply
    92,012.64x = 126,969.44 × 51,723.36
  4. Step 4: Simplify right side
    92,012.64x = 6,567,286,054.12
  5. Step 5: Solve for x
    x = 6,567,286,054.12/92,012.64
  6. Step 6: Final answer
    x = 71,373.74

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.